Fans & Blowers can be critical to plant operations and the comfort and security of personnel. Speed Switches can assure positive fan operation and indicate a slowdown or stoppage due to belt slippage, clogged air filters or other mechanical problems.
Electro-Sensors' Speed Switches are used on Fans & Blowers to monitor critical speed, and guard against slowdown or stoppage that can result in costly process downtime, machine damage, and material waste. Speed Switch Tutorial.
Ratemeters and Tachometers are commonly used in this type of application to display the RPM of the Fan.